2112524205524 has 12 divisors (see below), whose sum is σ = 3701387640384. Its totient is φ = 1054984879704.

The previous prime is 2112524205457. The next prime is 2112524205613. The reversal of 2112524205524 is 4255024252112.

It is a happy number.

It is a super-2 number, since 2×2112524205524² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319302044 + ... + 319308659.

It is an arithmetic number, because the mean of its divisors is an integer number (308448970032).

Almost surely, 2^{2112524205524} is an apocalyptic number.

It is an amenable number.

2112524205524 is a deficient number, since it is larger than the sum of its proper divisors (1588863434860).

2112524205524 is a wasteful number, since it uses less digits than its factorization.

2112524205524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638611534 (or 638611532 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 2112524205524 its reverse (4255024252112), we get a palindrome (6367548457636).

The spelling of 2112524205524 in words is "two trillion, one hundred twelve billion, five hundred twenty-four million, two hundred five thousand, five hundred twenty-four".